The site where the more movable end of a muscle attaches is the question 3 options: origin insertion belly fascicle

The correct answer is the insertion.
Insertion is the attachment site of the muscle end that does move when the muscle contracts. On the other hand, the origin is the attachment site that does not move during contraction (end of the muscle is fixed).

The answer is (b.) transitional fossils

the punctuated equilibrium theory proposes that a specie that appears in the fossil record will become stable. to support this theory, a fossil record serves as an evidence which includes transitional fossils. transitional fossils refers to the remains of an organism that still exhibit traits to both the ancestral and descendant group.